Sep 27, 2017 · Submarines were among the important new technologies that came to the fore during WWI. Although work on submarines had been underway for decades, it was the first …

Initially, when U-boats met merchant ships, they surfaced before they attacked and allowed those on board time to escape. However, from February 1915, the Germans changed their tactics.

In World War I, Germany intermittently waged unrestricted submarine warfare against the UK: a first campaign in 1915 was abandoned after strong protests from the US but in 1917 the …

Aug 15, 2018 · Effective submarine warfare was a particularly new phenomenon, with Germany focusing on U-Boat production to counter the larger British surface fleet and put pressure on …

The Different Types of German Submarines The Germans used primarily three types of submarines during the war, the U-boat, large fleet boats, and two smaller classes, the UB and …

Explore the pivotal role of submarines in World War I, their technological advancements, and impact on naval strategies and warfare.

U-boats resumed unrestricted attacks against all ships in the Atlantic, including civilian passenger carriers. Although concerned the U.S. might react with intervention, German military leaders …

Feb 13, 2025 · Throughout WWI, the Royal Navy sailed a fleet of 156 submarines, which was significantly smaller than Imperial Germany, but that didn't make them ineffective. France, the …

Britain’s submarines formed a very small part of the Royal Navy during World War One, but they still played a significant part in Allied successes across many theatres of war.

In the general sense, the very conservative Royal Navy always considered surface warfare like the only "honorable way" to do battle on the seven seas. Submarines were either not …